NEMO Roamer™ Self-Inflating Mattress vs REI Co-op Westward Dreamer Self-Inflating Bed

Editorial Team
Last modified at April 28, 2026
Choosing the right self-inflating camping mattress can make a significant difference in your outdoor experience. A good camping mattress should provide comfort, durability, and ease of use, ensuring you get a restful night's sleep after a long day of hiking or exploring. In this comparison, we look at two popular options: the NEMO Roamer™ Self-Inflating Mattress and the REI Co-op Westward Dreamer Self-Inflating Bed. Both mattresses offer unique features and benefits, but they also have their drawbacks. Let's dive into the details to help you make an informed decision.

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NEMO Roamer™ Self-Inflating MattressREI Co-op Westward Dreamer Self-Inflating Bed
NEMO Roamer™ Self-Inflating MattressREI Co-op Westward Dreamer Self-Inflating Bed
Weight

Double: 105 oz
Double Wide: 134 oz
Single Wide: 88 oz
Single: 71 oz

Long X-Wide: 5 lb 11 oz
Long Wide: 4 lb 9 oz

R value

7

6.7

Thickness

4 in

4 in

Length

N/A

76 in

Width

N/A

Long Wide: 25 in
Long X-Wide: 30 in

Warranty

NEMO Adventure Forever Guarantee™

Limited lifetime warranty (no fixed term)

Material

PU Stretch Polyester

75-denier recycled polyester bottom & sides, 30-denier recycled stretch polyester top

Inflation time

N/A

N/A

Packed size

Double: 21 × 12 in
Double Wide: 26 × 12 in
Single Wide: 16 × 10 in
Single: 14 × 8.5 in

Long X-Wide: 11 × 32 in
Long Wide: 11 × 28 in

Comfort

NEMO Roamer™ Self-Inflating Mattress

4.6/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

4.6/ 5.0

Comfort is crucial for a camping mattress as it directly impacts the quality of your sleep outdoors. A comfortable mattress can make you feel like you're sleeping on your bed at home, which is especially important after a tiring day of outdoor activities. Both the NEMO Roamer™ and the REI Co-op Westward Dreamer excel in this category, offering plush cushioning and a velvety surface that ensures a smooth and supportive sleep. The NEMO Roamer™ provides 4 inches of cushioning, while the REI Co-op Westward Dreamer is praised for its desired level of comfort, making it a tie in this category.

Durability

NEMO Roamer™ Self-Inflating Mattress

4.4/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

2.8/ 5.0

Durability is essential for a camping mattress because it needs to withstand various outdoor conditions, from rough terrain to rainstorms. A durable mattress ensures longevity and reliable performance over multiple camping trips. The NEMO Roamer™ stands out in this category with a durability rating of 4.4/5, built to last through harsh conditions and resist punctures. In contrast, the REI Co-op Westward Dreamer has a lower durability rating of 2.8/5, with concerns about its foam core and overall durability. For campers who frequent rough terrains, the NEMO Roamer™ is the clear winner.

Ease of use

NEMO Roamer™ Self-Inflating Mattress

4.1/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

4.1/ 5.0

Ease of use is important for a camping mattress because it affects how quickly and effortlessly you can set up your sleeping arrangement after a long day outdoors. A mattress that is easy to inflate and adjust can save you time and effort. Both the NEMO Roamer™ and the REI Co-op Westward Dreamer have an ease of use rating of 4.1/5. The NEMO Roamer™ features a self-inflating design with dual valves, while the REI Co-op Westward Dreamer is praised for its self-inflating capabilities and clear instructions. This category ends in a tie as both mattresses offer similar levels of convenience.

Warmth

NEMO Roamer™ Self-Inflating Mattress

3.6/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

4.4/ 5.0

Warmth is a critical factor for a camping mattress, especially for those who camp in colder conditions. A warm mattress ensures you stay comfortable and insulated from the cold ground. The REI Co-op Westward Dreamer excels in this category with a warmth rating of 4.4/5, praised for its insulation that keeps campers warm in various conditions. The NEMO Roamer™, with a warmth rating of 3.6/5, provides solid insulation but may require extra layers in extreme cold. For campers prioritizing warmth, the REI Co-op Westward Dreamer is the better choice.

Noise

NEMO Roamer™ Self-Inflating Mattress

3.3/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

3.6/ 5.0

Noise level is an often-overlooked aspect of a camping mattress, but it can significantly impact your sleep quality. A quiet mattress ensures you won't be disturbed by crinkly noises when you shift positions. The REI Co-op Westward Dreamer has a slight edge in this category with a noise rating of 3.6/5, noted for being relatively quiet with minimal snap sounds. The NEMO Roamer™, with a noise rating of 3.3/5, is also quiet but slightly less so compared to the REI Co-op Westward Dreamer. For those sensitive to noise, the REI Co-op Westward Dreamer is the winner.

Stability

NEMO Roamer™ Self-Inflating Mattress

3.8/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

3.4/ 5.0

Stability in a camping mattress ensures that you stay supported and comfortable throughout the night without sinking or shifting. A stable mattress provides a smooth, lump-free surface that keeps you supported. The NEMO Roamer™ has a stability rating of 3.8/5, known for its smooth surface that keeps you supported without sinking. The REI Co-op Westward Dreamer has a stability rating of 3.4/5, praised for being sturdy and holding up user weight. The NEMO Roamer™ slightly edges out the REI Co-op Westward Dreamer in this category.

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Conclusion & Final Verdict:

After comparing the NEMO Roamer™ Self-Inflating Mattress and the REI Co-op Westward Dreamer Self-Inflating Bed, it's clear that both have their strengths and weaknesses. The NEMO Roamer™ excels in durability and stability, making it a great choice for campers who frequent rough terrains and need a reliable mattress. On the other hand, the REI Co-op Westward Dreamer offers better warmth and is lighter, making it ideal for campers who prioritize insulation and ease of carrying.

Final Verdict: If you need a durable and stable mattress, go for the NEMO Roamer™. If warmth and lighter weight are your priorities, the REI Co-op Westward Dreamer is the better option.

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